CVS Lectures 4 - 6

Question 1 of 30

1

If blood were to travel from the heart to the big toe, outline the major vessels it passes through after leaving the left ventricle.

Select one of the following:

Aorta > Abdominal aorta > Common Iliac Artery > External Iliac Artery > Femoral Artery > Popliteal Artery > Posterior Tibial Artery
Aorta > Abdominal aorta > External Iliac Artery > Common Iliac Artery > Femoral Artery > Popliteal Artery > Posterior Tibial Artery
Aorta > Abdominal aorta > Common Iliac Artery > External Iliac Artery > Popliteal Artery > Femoral Artery > Posterior Tibial Artery
Aorta > Abdominal aorta > Popliteal Artery > Common Iliac Artery > External Iliac Artery > Femoral Artery > Posterior Tibial Artery

Explanation

Question 2 of 30

1

Which other major venous vessel lies in the thigh, besides the femoral vein, and what is it's position?

Select one of the following:

Great saphenous, deep
Great saphenous, superficial
Popliteal, deep
Popliteal, superficial

Explanation

Question 3 of 30

1

We have ❌ jugular veins. The right and left ❌ jugular vein, the right and left external jugular vein, and the ❌ jugular vein.
We only have ❌ carotid arteries, though: the right and left internal, and right and left ❌.

Drag and drop to complete the text.

5

4

internal

external

Explanation

Question 4 of 30

1

Which sub-layer and layer of the blood vessels could be described as "A simple squamous epithelium
which lines the lumen of all vessels."

Select one of the following:

Sub-endothelium of the Tunica Intima
Endothelium of the Tunica Media
Endothelium of the Tunica Intima
Internal Elastic Lamina of Tunica Adventitia

Explanation

Question 5 of 30

1

What is the structure and function of the sub-endothelium of the Tunica Intima?

Select one of the following:

A sparse pad of loose FCT, to cushion the endothelium.
A sparse pad of loose FCT, to prevent clotting
A simple squamous epithelium, to prevent clotting
A condensed sheet of elastic tissue, to reinforce the endothelium.

Explanation

Question 6 of 30

1

The IEL (Internal elastic lamina) of the tunica intima is well developed in veins and less developed in arteries.

Select one of the following:

True
False

Explanation

Question 7 of 30

1

The Tunica Media is mainly:

Select one of the following:

Smooth muscle
Squamous Epithelium
Loose FCT

Explanation

Question 8 of 30

1

The Tunica Media has a ❌ content of connective tissue fibres, mainly elastin and ❌.
Thickness of the media is proportional to both vessel diameter and ❌, so is typically thickest in ❌.

Drag and drop to complete the text.

variable

constant

collagen

keratin

blood pressure

volume

arteries

veins

Explanation

Question 9 of 30

1

Choose the correct statements about the Tuinca Adventitia.

Select one or more of the following:

It is mainly loose FCT
It is mainly smooth muscle
It has a high elastin content
It has a variable collagen content
It contains the vasa vasorum
It contains lymphatics and autonomics.

Explanation

Question 10 of 30

1

The Tunica Media is often the thickest layer of veins.

Select one of the following:

True
False

Explanation

Question 11 of 30

1

The Tunica Media often has two distinct layers in veins, and is thin compared to the Tunica Media in arteries.

Select one of the following:

True
False

Explanation

Question 12 of 30

1

A 'vascular bundle' contains:

Select one of the following:

nerves, arteries, veins
arteries, veins, capillaries
arteries, veins, lymphatics

Explanation

Question 13 of 30

1

Select from the dropdown lists to complete the text.

Capillaries are the exchange site of the blood vascular system. They thus need walls that are very ( thin, thick ), smooth and ( slow, quick ) blood flow, and a ( large, small ) total cross sectional area.

Explanation

Question 14 of 30

1

Select from the dropdown lists to complete the text.

Precapillary sphincters are composed of ( smooth muscle, epithelial ) cells. They ( limit, control ) access to a local capillary bed and are controlled ( autonomically, somatically ).

Explanation

Question 15 of 30

1

Epithelial cells of the capillary wall make intercellular junctions to themselves.

Select one of the following:

True
False

Explanation

Question 16 of 30

1

Continuous capillaries are the most ❌. They are tight and not meant to leak, and can be found in ❌
Fenestrated capillaries have fenestrations—pores ❌ than cells—in their inner wall, but have a basement membrane which is still intact. An example of where these are needed is ❌
Sinusoidal capillaries are leaky, with many holes and pores and an only partially intact basement membrane. They are also the only type of capillary which is wide enough for ❌. They can be found in ❌.

Drag and drop to complete the text.

common

skeletal and cardiac muscle.

the liver

smaller

larger

the kidney's glomerulus.

more than one cell

Explanation

Question 17 of 30

1

Which of these could NOT be a distinguishing feature between veins and lymph channels?

Select one of the following:

one way valves vs. no valves
red blood cells vs. no red blood cells
thin walls vs. thick walls

Explanation

Question 18 of 30

1

Which of these is not a function of lymph?

Select one of the following:

Drainage of excess fluid and plasma proteins from tissues back to the blood
Filtering and immune response to antigens
Fat absorption from intestine
Providing nutrients and removing metabolic waste from tissue

Explanation

Question 19 of 30

1

Select from the dropdown lists to complete the text.

Right axillary nodes and right cervical nodes drain into the ( right lymphatic duct, central lymphatic drainage ), which drains into the ( right subclavian vein, right subclavian artery ).

Explanation

Question 20 of 30

1

Lymph node structure could be described as trabecular.

Select one of the following:

True
False

Explanation

Question 21 of 30

1

Label the sides/pumps of the heart.

Drag an answer into the correct orange point.

right

left

Explanation

Question 22 of 30

1

Which of these methods could increase the force of contraction of the heart?

Select one of the following:

Increase myocyte recruitment
Increase cytosolic Ca++ to increase cross bridge formation

Explanation

Question 23 of 30

1

What could explain a calcium leak in heart cells?

Select one of the following:

Healthy cells being under forceful contraction.
Unhealthy cells not able to contract forcefully enough.

Explanation

Question 24 of 30

1

Actin is needed to uncouple cross bridges.

Select one of the following:

True
False

Explanation

Question 25 of 30

1

The heart twists and contorts as it contracts. What is the structural explanation for this and what advantages does it present?

Select one of the following:

Cardiac muscle fibres in helical pattern, increased efficiency and force of contraction
Cardiac muscle fibres in helical pattern, decreased energy expenditure when contracting
Cardiac muscle fibres in a perpendicular pattern, increased efficiency and force of contraction
Cardiac muscle fibres in a perpendicular pattern, decreased energy expenditure when contracting

Explanation

Question 26 of 30

1

Diastole is ❌ "phases" of the cardiac cycle while systole is ❌. More time is spent in ❌.

Drag and drop to complete the text.

two

three

diastole

systole

Explanation

Question 27 of 30

1

The mean arterial pressure can be found lying closer to systole on a graph.

Select one of the following:

True
False

Explanation

Question 28 of 30

1

Select from the dropdown lists to complete the text.

Pulmonary blood pressure is much ( lower, higher ) than systemic blood pressure because the pulmonary circuit is ( shorter, longer ) and has a ( smaller, larger ) volume.

Explanation

Question 29 of 30

1

Which wave travels faster(after ejection from the aorta)?

Select one of the following:

Pressure wave
Blood wave

Explanation

Question 30 of 30

1

How can pulmonary and systemic blood flows be equal when their respective pressures are so different?

Select one of the following:

Resistance is higher in the pulmonary circuit
Resistance is higher in the systemic circuit.

	Created by Mer Scott over 6 years ago

HUBS192 (CVS and RES) Quiz on CVS Lectures 4 - 6, created by Mer Scott on 06/08/2017.

CVS Lectures 4 - 6

Question 1 of 30

If blood were to travel from the heart to the big toe, outline the major vessels it passes through after leaving the left ventricle.

Select one of the following:

Explanation

Question 2 of 30

Which other major venous vessel lies in the thigh, besides the femoral vein, and what is it's position?

Select one of the following:

Explanation

Question 3 of 30

We have ❌ jugular veins. The right and left ❌ jugular vein, the right and left external jugular vein, and the ❌ jugular vein. We only have ❌ carotid arteries, though: the right and left internal, and right and left ❌.

Drag and drop to complete the text.

Explanation

Question 4 of 30

Which sub-layer and layer of the blood vessels could be described as "A simple squamous epithelium which lines the lumen of all vessels."

Select one of the following:

Explanation

Question 5 of 30

What is the structure and function of the sub-endothelium of the Tunica Intima?

Select one of the following:

Explanation

Question 6 of 30

The IEL (Internal elastic lamina) of the tunica intima is well developed in veins and less developed in arteries.

Select one of the following:

Explanation

Question 7 of 30

The Tunica Media is mainly:

Select one of the following:

Explanation

Question 8 of 30

The Tunica Media has a ❌ content of connective tissue fibres, mainly elastin and ❌. Thickness of the media is proportional to both vessel diameter and ❌, so is typically thickest in ❌.

Drag and drop to complete the text.

Explanation

Question 9 of 30

Choose the correct statements about the Tuinca Adventitia.

Select one or more of the following:

Explanation

Question 10 of 30

The Tunica Media is often the thickest layer of veins.

Select one of the following:

Explanation

Question 11 of 30

The Tunica Media often has two distinct layers in veins, and is thin compared to the Tunica Media in arteries.

Select one of the following:

Explanation

Question 12 of 30

A 'vascular bundle' contains:

Select one of the following:

Explanation

Question 13 of 30

Select from the dropdown lists to complete the text.

Capillaries are the exchange site of the blood vascular system. They thus need walls that are very thin thick( thin, thick ), smooth and slow quick( slow, quick ) blood flow, and a large small( large, small ) total cross sectional area.

Explanation

Question 14 of 30

Select from the dropdown lists to complete the text.

Precapillary sphincters are composed of smooth muscle epithelial( smooth muscle, epithelial ) cells. They limit control( limit, control ) access to a local capillary bed and are controlled autonomically somatically( autonomically, somatically ).

Explanation

Question 15 of 30

Epithelial cells of the capillary wall make intercellular junctions to themselves.

Select one of the following:

Explanation

Question 16 of 30

Drag and drop to complete the text.

Explanation

Question 17 of 30

Which of these could NOT be a distinguishing feature between veins and lymph channels?

Select one of the following:

Explanation

Question 18 of 30

Which of these is not a function of lymph?

Select one of the following:

Explanation

Question 19 of 30

Select from the dropdown lists to complete the text.

Right axillary nodes and right cervical nodes drain into the right lymphatic duct central lymphatic drainage( right lymphatic duct, central lymphatic drainage ), which drains into the right subclavian vein right subclavian artery( right subclavian vein, right subclavian artery ).

Explanation

Question 20 of 30

Lymph node structure could be described as trabecular.

Select one of the following:

We have ❌ jugular veins. The right and left ❌ jugular vein, the right and left external jugular vein, and the ❌ jugular vein.
We only have ❌ carotid arteries, though: the right and left internal, and right and left ❌.

Which sub-layer and layer of the blood vessels could be described as "A simple squamous epithelium
which lines the lumen of all vessels."

The Tunica Media has a ❌ content of connective tissue fibres, mainly elastin and ❌.
Thickness of the media is proportional to both vessel diameter and ❌, so is typically thickest in ❌.

Capillaries are the exchange site of the blood vascular system. They thus need walls that are very ( thin, thick ), smooth and ( slow, quick ) blood flow, and a ( large, small ) total cross sectional area.

Precapillary sphincters are composed of ( smooth muscle, epithelial ) cells. They ( limit, control ) access to a local capillary bed and are controlled ( autonomically, somatically ).

Right axillary nodes and right cervical nodes drain into the ( right lymphatic duct, central lymphatic drainage ), which drains into the ( right subclavian vein, right subclavian artery ).

Pulmonary blood pressure is much ( lower, higher ) than systemic blood pressure because the pulmonary circuit is ( shorter, longer ) and has a ( smaller, larger ) volume.